Pith Number

pith:R4WDUORY

pith:2014:R4WDUORYOIMLKN2N7JNQ6KKA53

not attested not anchored not stored refs pending

Model Checking Existential Logic on Partially Ordered Sets

Robert Ganian, Simone Bova, Stefan Szeider

arxiv:1405.2891 v1 · 2014-04-15 · cs.LO · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4WDUORYOIMLKN2N7JNQ6KKA53}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:52:04.588336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2c3a3a387218b5374dfa5b0f2940eefc4c80c70bef9e5a3565674914ec79fe

Aliases

arxiv: 1405.2891 · arxiv_version: 1405.2891v1 · doi: 10.48550/arxiv.1405.2891 · pith_short_12: R4WDUORYOIML · pith_short_16: R4WDUORYOIMLKN2N · pith_short_8: R4WDUORY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/R4WDUORYOIMLKN2N7JNQ6KKA53 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8f2c3a3a387218b5374dfa5b0f2940eefc4c80c70bef9e5a3565674914ec79fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "570606ba51e149e947f59ce90d27b8bf49dfb79ec2bf656d58977c555a443654",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-04-15T12:19:26Z",
    "title_canon_sha256": "c47413aa61e82fb211a85a0ef2affd676a0053e4f36205ec39d7162aeda802d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2891",
    "kind": "arxiv",
    "version": 1
  }
}